EP0419902A3 - Rush current prevention circuit - Google Patents

Rush current prevention circuit Download PDF

Info

Publication number: EP0419902A3
Authority: EP; European Patent Office
Prior art keywords: prevention circuit; rush current; current prevention; rush; circuit
Prior art date: 1989-09-29
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Granted

Application number

EP19900117109

Other versions

EP0419902A2 (en

EP0419902B1 (en

Inventor

Tsutomu C O Intellect Takenaka

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Toshiba Corp

Original Assignee

Toshiba Corp

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1989-09-29

Filing date

1990-09-05

Publication date

1994-06-29

1990-09-05 Application filed by Toshiba Corp filed Critical Toshiba Corp

1991-04-03 Publication of EP0419902A2 publication Critical patent/EP0419902A2/en

1994-06-29 Publication of EP0419902A3 publication Critical patent/EP0419902A3/en

1996-12-27 Application granted granted Critical

1996-12-27 Publication of EP0419902B1 publication Critical patent/EP0419902B1/en

2010-09-05 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

Links

Classifications

- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/26—Power supply means, e.g. regulation thereof
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/26—Power supply means, e.g. regulation thereof
- G06F1/30—Means for acting in the event of power-supply failure or interruption, e.g. power-supply fluctuations
- G06F1/305—Means for acting in the event of power-supply failure or interruption, e.g. power-supply fluctuations in the event of power-supply fluctuations

Landscapes

Engineering & Computer Science (AREA)
Theoretical Computer Science (AREA)
Physics & Mathematics (AREA)
General Engineering & Computer Science (AREA)
General Physics & Mathematics (AREA)
Power Sources (AREA)
Logic Circuits (AREA)
Electronic Switches (AREA)
Dram (AREA)

EP90117109A 1989-09-29 1990-09-05 Rush current prevention circuit Expired - Lifetime EP0419902B1 (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
JP1254964A JP2862591B2 (en)	1989-09-29	1989-09-29	Inrush current prevention circuit
JP254964/89		1989-09-29

Publications (3)

Publication Number	Publication Date
EP0419902A2 EP0419902A2 (en)	1991-04-03
EP0419902A3 true EP0419902A3 (en)	1994-06-29
EP0419902B1 EP0419902B1 (en)	1996-12-27

Family

ID=17272316

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP90117109A Expired - Lifetime EP0419902B1 (en)	1989-09-29	1990-09-05	Rush current prevention circuit

Country Status (5)

Country	Link
US (1)	US5140183A (en)
EP (1)	EP0419902B1 (en)
JP (1)	JP2862591B2 (en)
KR (1)	KR930008262B1 (en)
DE (1)	DE69029497T2 (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JP3245861B2 (en) *	1990-11-19	2002-01-15	セイコーエプソン株式会社	Docking system
US5313112A (en) *	1991-12-23	1994-05-17	Ford Motor Company	Low voltage inhibiting circuit for a microcomputer
US5369311A (en) *	1992-03-06	1994-11-29	Intel Corporation	Clock generator control circuit
FR2690796B1 (en) *	1992-04-30	1994-06-17	Sgs Thomson Microelectronics	VOLTAGE THRESHOLD DETECTION CIRCUIT.
JPH06103748A (en) *	1992-09-16	1994-04-15	Mitsubishi Electric Corp	Power control circuit for IC memory card
US6005436A (en) *	1992-10-07	1999-12-21	Matsushita Electric Industrial Co., Ltd.	Internal reduced-voltage generator for semiconductor integrated circuit
JP2524380Y2 (en) *	1992-11-27	1997-01-29	双葉電子工業株式会社	Power control circuit for radio control transmitter
JPH06177678A (en) *	1992-12-09	1994-06-24	Toshiba Corp	Electronic circuit
US5416363A (en) *	1993-04-22	1995-05-16	Micron Semiconductor, Inc.	Logic circuit initialization
US5708388A (en) *	1994-12-15	1998-01-13	International Business Machines Corporation	Single current source current generating circit for periodically activating and deactivating portions of an IC
KR19980054031A (en) *	1996-12-27	1998-09-25	박병재	Anti-theft device
US7378896B2 (en) *	2005-05-13	2008-05-27	O2Micro International Ltd.	Single pin for multiple functional control purposes
JP2013077962A (en) *	2011-09-30	2013-04-25	Renesas Electronics Corp	Logic circuit and semiconductor integrated circuit
JP6276720B2 (en) *	2015-02-06	2018-02-07	株式会社東芝	ESD protection circuit

Citations (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4831595A (en) *	1987-05-06	1989-05-16	Hughes Aircraft Company	Low voltage power down logic control circuit

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3155847A (en) *	1963-02-19	1964-11-03	Westinghouse Electric Corp	Circuit for protecting a load circuit from initial power supply voltage transients
JPS55115729A (en) *	1979-02-28	1980-09-05	Toshiba Corp	Mos transistor circuit
US4249089A (en) *	1979-06-27	1981-02-03	Rca Corporation	Short-term power dropout arrangement useful in a television receiver
US4288865A (en) *	1980-02-06	1981-09-08	Mostek Corporation	Low-power battery backup circuit for semiconductor memory
US4344003A (en) *	1980-08-04	1982-08-10	Rca Corporation	Low power voltage multiplier circuit
JPS57111120A (en) *	1980-12-26	1982-07-10	Canon Inc	Reset pulse generator
US4617473A (en) *	1984-01-03	1986-10-14	Intersil, Inc.	CMOS backup power switching circuit
US4698530A (en) *	1984-11-09	1987-10-06	National Semiconductor Corporation	Power switch for dual power supply circuit
US4647956A (en) *	1985-02-12	1987-03-03	Cypress Semiconductor Corp.	Back biased CMOS device with means for eliminating latchup
NL8502859A (en) *	1985-10-21	1987-05-18	Philips Nv	CIRCUIT SYSTEM WITH DATA RE-SYNCHRONIZATION.
JPH0650815B2 (en) *	1986-04-25	1994-06-29	日本電気株式会社	Logic circuit
JPS6336350A (en) *	1986-07-30	1988-02-17	Toshiba Mach Co Ltd	Latch up preventing circuit for cmos interface
US4902910A (en) *	1987-11-17	1990-02-20	Xilinx, Inc.	Power supply voltage level sensing circuit

1989
- 1989-09-29 JP JP1254964A patent/JP2862591B2/en not_active Expired - Fee Related
1990
- 1990-09-05 DE DE69029497T patent/DE69029497T2/en not_active Expired - Fee Related
- 1990-09-05 EP EP90117109A patent/EP0419902B1/en not_active Expired - Lifetime
- 1990-09-06 US US07/578,223 patent/US5140183A/en not_active Expired - Lifetime
- 1990-09-07 KR KR1019900014231A patent/KR930008262B1/en not_active Expired - Fee Related

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4831595A (en) *	1987-05-06	1989-05-16	Hughes Aircraft Company	Low voltage power down logic control circuit

Also Published As

Publication number	Publication date
JP2862591B2 (en)	1999-03-03
KR930008262B1 (en)	1993-08-27
EP0419902A2 (en)	1991-04-03
DE69029497T2 (en)	1997-07-10
KR910006826A (en)	1991-04-30
DE69029497D1 (en)	1997-02-06
US5140183A (en)	1992-08-18
EP0419902B1 (en)	1996-12-27
JPH03116313A (en)	1991-05-17

Legal Events

Date	Code	Title	Description
1991-02-16	PUAI	Public reference made under article 153(3) epc to a published international application that has entered the european phase	Free format text: ORIGINAL CODE: 0009012
1991-04-03	17P	Request for examination filed	Effective date: 19901002
1991-04-03	AK	Designated contracting states	Kind code of ref document: A2 Designated state(s): DE FR GB
1994-05-10	PUAL	Search report despatched	Free format text: ORIGINAL CODE: 0009013
1994-06-29	AK	Designated contracting states	Kind code of ref document: A3 Designated state(s): DE FR GB
1995-04-19	17Q	First examination report despatched	Effective date: 19950308
1996-02-13	GRAG	Despatch of communication of intention to grant	Free format text: ORIGINAL CODE: EPIDOS AGRA
1996-06-27	GRAH	Despatch of communication of intention to grant a patent	Free format text: ORIGINAL CODE: EPIDOS IGRA
1996-10-23	GRAH	Despatch of communication of intention to grant a patent	Free format text: ORIGINAL CODE: EPIDOS IGRA
1996-11-08	GRAA	(expected) grant	Free format text: ORIGINAL CODE: 0009210
1996-12-27	AK	Designated contracting states	Kind code of ref document: B1 Designated state(s): DE FR GB
1997-02-06	REF	Corresponds to:	Ref document number: 69029497 Country of ref document: DE Date of ref document: 19970206
1997-04-11	ET	Fr: translation filed
1997-10-31	PLBE	No opposition filed within time limit	Free format text: ORIGINAL CODE: 0009261
1997-10-31	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT
1997-12-17	26N	No opposition filed
2002-01-01	REG	Reference to a national code	Ref country code: GB Ref legal event code: IF02
2008-11-28	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: FR Payment date: 20080915 Year of fee payment: 19
2008-12-31	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: GB Payment date: 20080910 Year of fee payment: 19
2009-01-30	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: DE Payment date: 20080919 Year of fee payment: 19
2010-05-26	GBPC	Gb: european patent ceased through non-payment of renewal fee	Effective date: 20090905
2010-06-25	REG	Reference to a national code	Ref country code: FR Ref legal event code: ST Effective date: 20100531
2010-07-30	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: DE Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20100401 Ref country code: FR Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20090930
2010-11-30	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: GB Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20090905

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